Home / 994,582,852.60-1,491,874,278.90-339,316,099.60

Finding the Fourth Proportional to 994,582,852.60, 1,491,874,278.90 and 339,316,099.60

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Solution

The fourth proportional to 994,582,852.60, 1,491,874,278.90 and 339,316,099.60 is: 508,974,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,582,852.60 : 1,491,874,278.90 = 339,316,099.60 : x
  2. Step 2: Convert to fraction form
    994,582,852.60/1,491,874,278.90 = 339,316,099.60/x
  3. Step 3: Cross multiply
    994,582,852.60x = 1,491,874,278.90 × 339,316,099.60
  4. Step 4: Simplify right side
    994,582,852.60x = 506,216,961,409,910,656
  5. Step 5: Solve for x
    x = 506,216,961,409,910,656/994,582,852.60
  6. Step 6: Final answer
    x = 508,974,149.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.